Gastrointestinal bleeding.
D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D002415:Cats; D004285:Dogs; D004837:Epinephrine / Q000494:pharmacology*; D006471:Gastrointestinal Hemorrhage; D006801:Humans; D007422:Intestines / Q000098:blood supply*; D011433:Propranolol / Q000494:pharmacology*; D014667:Vasopressins / Q000494:pharmacology; D014690:Venous Pressure / Q000187:drug effects
D014667:Vasopressins; D011433:Propranolol; D004837:Epinephrine